Open the auto splitter program

At the top of the window, Change the Split Image Folder Location to either the US or JP Folder within the "Reference Images" folder.

While your obs is open and on the buck bumble title screen:

Click the "Select Window" Button and click your obs.

Click the "Align Region" Button an Select the "Reset" image in your Reference Photos Folder.

In the Autosplitters settings change your split and reset keys to whatever you set them as in livesplits or whatever split program your using.

After all that, Click the "Start Auto Splitter" button and your should be good to go.